Finding the Fourth Proportional to 28,912,407.36, 43,302,416.64 and 14,539,560
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Solution
The fourth proportional to 28,912,407.36, 43,302,416.64 and 14,539,560 is: 21,776,051.96
Step by Step Solution
- Step 1: Write the proportion equation
28,912,407.36 : 43,302,416.64 = 14,539,560 : x - Step 2: Convert to fraction form
28,912,407.36/43,302,416.64 = 14,539,560/x - Step 3: Cross multiply
28,912,407.36x = 43,302,416.64 × 14,539,560 - Step 4: Simplify right side
28,912,407.36x = 629,598,084,882,278.38 - Step 5: Solve for x
x = 629,598,084,882,278.38/28,912,407.36 - Step 6: Final answer
x = 21,776,051.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.